THX!

Title:      Planning stocks for emergency situations
Author: David Bigman and Itzhak Weksler
Source: Mathematical Modelling
Volume 4, Issue 5, 1983, Pages 451-466
Link： http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6X1M-45GN5G9-23&_user=1154138&_coverDate=12%2F31%2F1983&_rdoc=1&_fmt=high&_orig=search&_origin=search&_sort=d&_docanchor=&view=c&_searchStrId=1450879229&_rerunOrigin=scholar.google&_acct=C000051813&_version=1&_urlVersion=0&_userid=1154138&md5=3d39db92ec90beed2fb9c33699289a15&searchtype=a

Title:    Competitive Procurement under Demand Uncertainty
Author: KOFI O.NTI
Source: Mathematical Modelling
Volume 33, Issue 11, 1987
Link： http://www.jstor.org/pss/2631927

Title:       Static game theory models and their applications in management science
Author:  Qinan Wang and Mahmut Parlar
Source: European Journal of Operational Research
Volume  42, Issue 1, 5 September 1989, Pages 1-21
Link：   http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VCT-48NBBKD-G3&_user=1154138&_coverDate=09%2F05%2F1989&_rdoc=1&_fmt=high&_orig=search&_origin=search&_sort=d&_docanchor=&view=c&_searchStrId=1450883453&_rerunOrigin=scholar.google&_acct=C000051813&_version=1&_urlVersion=0&_userid=1154138&md5=fdb77826e568893bc6f240583a93c201&searchtype=a